CVE-2021-23372 : Vulnerability Insights and Analysis

A detailed overview of CVE-2021-23372 highlighting the vulnerability, its impact, technical details, and mitigation steps.

Understanding CVE-2021-23372

This section provides insight into the Denial of Service (DoS) vulnerability affecting mongo-express.

What is CVE-2021-23372?

The vulnerability in all versions of mongo-express allows for a DoS attack when exporting an empty collection as CSV, leading to a system crash due to an unhandled exception.

The Impact of CVE-2021-23372

The vulnerability's impact is rated as MEDIUM severity with a CVSS base score of 4.4. It can result in a high impact on availability, making systems vulnerable to DoS attacks.

Technical Details of CVE-2021-23372

Explore further technical aspects of the vulnerability affecting mongo-express.

Vulnerability Description

The vulnerability arises when exporting an empty collection as CSV, triggering an unhandled exception that causes a crash, leading to a DoS condition.

Affected Systems and Versions

All versions of mongo-express are affected by this vulnerability, making them susceptible to DoS attacks when the specific action is performed.

Exploitation Mechanism

The vulnerability can be exploited remotely with a high attack complexity and impact on system availability.

Mitigation and Prevention

Learn about the necessary steps to mitigate the risks posed by CVE-2021-23372.

Immediate Steps to Take

Users are advised to update to a patched version of mongo-express to prevent exploitation. Limiting access to the affected functionality can also reduce risk.

Long-Term Security Practices

Implementing secure coding practices and regularly updating software can enhance the overall security posture against such vulnerabilities.

Patching and Updates

Regularly check for security updates and apply patches provided by the vendor to address known vulnerabilities and enhance system security.